Group leader
Tobias J. Kippenberg is Full Professor of Physics and Electrical Engineering at EPFL and leads the Laboratory of Photonics and Quantum Measurements. He obtained his BA at the RWTH Aachen, and MA and PhD at the California Institute of Technology (Caltech in Pasadena, USA).
Curriculum Vitae – List of Talks – https://orcid.org/0000-0002-3408-886X
Scientific contributions:
EPFL SB IPHYS LPQM1
PH D3 355 (Bâtiment PH)
Station 3
CH-1015 Lausanne
[email protected]
+41 21 693 44 28
+41 21 693 44 52
Office: PH D3 355
Administrative Staff
Administrator , Laboratory of Photonics and Quantum Measurements (STI/SB)
EPFL SB IPHYS LPQM1
PH D3 354 (Bâtiment PH)
Station 3
CH-1015 Lausanne
[email protected]
+41 21 693 44 52
Office: PH D3 354
Grant Manager , Laboratory of Photonics and Quantum Measurements (STI/SB)
EPFL SB IPHYS LPQM1
PH D3 354 (Bâtiment PH)
Station 3
CH-1015 Lausanne
[email protected]
+41 21 693 44 17
Office: PH D3 354
Laboratory Manager
Cleanroom engineer
Biographie
Master of Materials Engineering Nanotechnology, Metals, and Ceramics 2019 – 2021 KU Leuven
Biography
Pierre-Luc Piveteau is a Nanofabrication Engineer at the Laboratory of Photonics and Quantum Measurements (LPQM) at EPFL.
His work focuses on developing advanced thin-film deposition and ion-beam trimming techniques for next-generation photonic integrated circuits (PICs) and lasers, leading a 2-year industrial research collaboration with the Bühler group.
Pierre-Luc obtained his Master’s degree in Engineering from École Polytechnique (Palaiseau, France) in 2018 and a Master’s degree in Materials Science from Sorbonne Université (Paris) in 2019. He completed his PhD in Materials Science and Engineering at EPFL in 2024 under the supervision of Prof. Fabien Sorin, focusing on all-dielectric nanophotonics via glass-fluid instabilities.
Post-doctoral researchers
Fields of expertise
Ultra-low loss photonic integrated circuits, telecom quantum dots in GaAs, light-matter interactions in dielectrics, high-performance silicon nanometer-scale fabrication.
Bio
Marcus Albrechtsen is a visiting postdoctoral scholar at EPFL in the group of Prof. Tobias Kippenberg at the Laboratory of Photonics and Quantum Measurements, funded by an international postdoc scholarship by the Independent Research Fund Denmark through the University of Copenhagen. His research interests focus on advanced nanofabrication to achieve ultra-low loss photonic integrated circuits. He was previously in the Quantum Photonics group at the Niels Bohr Institute, University of Copenhagen working on telecom quantum dots in GaAs, and he obtained his PhD in 2023 from the Technical University of Denmark, with a thesis on experimental exploration of the fundamental limits of light-matter interactions in dielectrics, specifically dielectric bowtie nanocavities with deep sub-wavelength confinement and mechanically tunable slot-mode waveguides, enabled by his development of a high-performance silicon nanometer-scale fabrication process..
Education
BSc in Physics from the University of Bath (UK) in 2017, MSc in Physics from the University of Copenhagen (DK) in 2019, PhD in Photonics Engineering from the Technical University of Denmark (DK).
Biography
Simone Bianconi is a postdoctoral scholar at EPFL in the group of Tobias Kippenberg at the Laboratory of Photonics and Quantum Measurements. His research interests focus on leveraging integrated photonics for laser ranging and sensing (e.g. LiDAR).
He was previously at the Jet Propulsion Laboratory (Caltech) as a postdoctoral fellow at the Microdevices Laboratory, where he worked on the research and development of innovative LiDAR and quantum sensing instrumentations.
He obtained his PhD from Northwestern University in 2021, with a thesis on novel devices for infrared detection and imaging, which was awarded the “Best PhD dissertation” departmental award.
Biography
Changhao Han obtained his Ph.D. degree in Communication and Information System from Peking University in 2023 under the supervision of Prof. Xingjun Wang. Then he joined the research group of Prof. John E. Bowers as a postdoctoral researcher in University of California, Santa Barbara (UCSB) from Sep. 2023 to Sep. 2025. After this, he worked in GlobalFoundries Singapore (AMF team) as a principal engineer from Oct. 2025 to Dec. 2025. Currently, Changhao Han is a postdoctoral researcher in the group of Prof. Tobias J. Kippenberg at the LPQM in EPFL.
Education
PhD
Applied Physics
Stanford University
2021
BASc
Engineering Science
University of Toronto
2015
Fields of expertise
Biography
Research interests
-
Novel integrated photonic devices
-
Nonlinear resonant systems
-
Inverse design algorithms leveraging advanced machine-learning technologies
Biography
Yanwu Liu obtained his Ph.D. in Optics from Peking University in 2025, working in Qi-Fan Yang’s group. His Ph.D. work focused on integrated optical frequency combs, including Kerr combs, integrated supercontinuum generation, and high-dimensional structured light. He is also an active open-source developer, with software projects totaling over ten thousand downloads. Yanwu joined the Laboratory of Photonics and Quantum Measurements (LPQM) at EPFL as a postdoctoral researcher in January 2026.
Biography
Yi Xia obtained his Ph.D. in optical sciences from the University of Arizona. His Ph.D. research focused on distributed quantum sensing with continuous-variable multipartite entangled states and quantum machine learning under the supervision of Prof. Zheshen Zhang. Then he stayed in the same group working on entanglement-enhanced optomechanical sensing in collaboration with Prof. Dalziel Wilson. Upon joining the LPQM at EPFL, he works on quantum optomechanics with ultra-coherent mechanical oscillators.
Education
PhD
Optical Sciences
University of Arizona
Biography
Yichi Zhang obtained his Ph.D. in optical sciences from the University of california, Davis in 2023. His PhD research focus is photonic integrated circuits for optical sensing and communication. Currently, Yichi Zhang is a postdoc researcher at EPFL in the group of Prof. Tobias Kippenberg at the Laboratory of Photonics and Quantum Measurements.
Scientific Assistants
Biography
Annika Schöls obtained her Bachelor of Engineering in Interdisciplinary Engineering Sciences at the Technische Hochschule Deggendorf, Germany in 2025. In the group of Prof. Tobias Kippenberg at the Laboratory of Photonics and Quantum Measurements, her work focuses on photonic packaging.
Doctoral students
Research interests
Education
Thesis: Room temperature cavity optomechanics with high cooperativity systems
B.Sc. in Physics at Sharif University of Technology, Iran, 2018
B.Sc. in Electrical Engineering at Sharif University of Technology, Iran, 2018
Biography
Education
Bachelor | Physics | École Polytechnique Fédérale de Lausanne (EPFL) | 2018 – 2021
Biography
Education
Education
MSc in Electrical Engineering
Microwave and Optical Communications Major
Sharif University of Technology, Tehran, Iran
Sep 2017-Dec 2019
BSc in Electrical Engineering
Communications Major
Sharif University of Technology, Tehran, Iran
Sep 2013-Sep 2017
Biography
Xiaoyi Cheng is a doctoral student with a background in AMO physics from USTC. Prior to joining LPQM, he concentrated on free-space optical field modulation. His current research interests include quantum cavity electro-optics in the field of integrated photonics.
Education
Bachelor | Physics | University of Science and Technology of China (USTC) | 2020 – 2024
Education
2019-2021 MSc in Photonics and Quantum Materials, nanomaterials application for nonlinear optics, Skolkovo Institute of Science and Technology
2015-2019 BSc in Physics, Department of theoretical physics, particles and field theory, Lomonosov Moscow State University
Fields of expertise
Nonlinear optics, lasers, optical frequency combs
Fields of expertise
Biography
Education
Master
Applied Physics
Moscow Institute of Physics and Technology
2019 – 2021
Bachelor
Applied Physics
Moscow Institute of Physics and Technology
2015 – 2019
Biography
Education
Master Degree in Physics, EPFL 2019-2021
Bachelor’s Degree in Physics
Wuhan University 2015-2019
Université Claude Bernard Lyon 1 2017-2019
Education
Master Degree in Physics, Moscow Institute of Physics and Technology 2022
Bachelor’s Degree in Physics
Moscow Institute of Physics and Technology 2016-2020
Graduated from the University of Science and Technology of China with a bachelor’s degree in optics. Currently working on LiNbO3 integrated photonic device and related nanofabrication technology.
Education
Master’s Degree in Microengineering
EPFL 2021-2023
Bachelor’s Degree in Electronic Science and Technology
Zhejiang University 2017-2021
Education
Bachelor of Science
Mathematics and Physics
Tsinghua University, Beijing
2019
Biography
Biography
Quantum optics, superconducting quantum circuits, superconducting qubits
Education
BSc in Physics, Beijing Normal University
MSc in Physics, EPFL
Biography
Biography
Zhuoya Yuan graduated from Tsinghua University with a bachelor’s degree. Before joining LPQM, she was fascinated by external-cavity laser frequency-locking techniques.
Education
B.Eng in Electronic Information Science and Technology
Tsinghua University, 2021-2025
Biography
Junyin Zhang graduated from the University of Science and Technology of China in 2022 with a bachelor’s degree in physics and a graduation project on inertial electrostatic confinement fusion. Before joining LPQM he was fascinated by several research topics, including the combination of machine learning and statistical physics, and optomechanics like Brillouin scattering.
Biography
Shuhang Zheng is a PhD student with a background in opto-electronic science and engineering from Zhejiang University. Before joining LPQM he was fascinated by several research topics, including optical phased array with LNOI and algorithms on place recognition for automous driving. Now, his research interests include quantum cavity electro-optics. and the application of ferroelectric materials at cryogenic temperatures.
Education
Bachelor’s Degree (2020-2024)
Major: Opto-electronic Science and Engineering
University: Zhejiang University
Linkedin IDFields of expertise
Biography
Since 2021, Alessio is Ph.D. student at EPFL in the group of Tobias Kippenberg at the Laboratory of Photonics and Quantum Measurements (K-Lab).
Education
BSc in Physics
Bachelor’s Degree in Physics
University of Rome “La Sapienza”
2016-2019
MSc in Theoretical Physics
Master’s Degree in Theoretical Physics, with emphasis on QED, QFT and General Relativity topics.
University of Rome “La Sapienza”
2019-2021
Master-Diploma students and interns
Shreya Shah, University of British Columbia
Shiwani Mishra, IIT Bombay
Marco Golino, Politecnico di Milano
Zilang Shu, University of Oxford
Mattia Gabrielli, KU Leuven & Politecnico di Milano
Gilles Bernaerd, VUB
Jiaxin Wan, Peking University
Junjie Tang, USTC
Zizhao Huang, USTC